{"id":7036,"date":"2026-11-04T11:29:05","date_gmt":"2026-11-04T03:29:05","guid":{"rendered":"https:\/\/tebaoflex-cable.com\/400-hz-ground-power-cable-voltage-drop\/"},"modified":"2026-11-04T12:54:43","modified_gmt":"2026-11-04T04:54:43","slug":"400-hz-ground-power-cable-voltage-drop","status":"publish","type":"post","link":"https:\/\/tebaoflex-cable.com\/tr\/400-hz-ground-power-cable-voltage-drop\/","title":{"rendered":"400 Hz Yer G\u00fc\u00e7 Kablosunda Gerilim D\u00fc\u015f\u00fcm\u00fc: Reaktans Uzunlu\u011fu Neden S\u0131n\u0131rlar"},"content":{"rendered":"<article class=\"tf-hz-page\">\n<section class=\"tf-hz-hero\" aria-label=\"400 Hz yer g\u00fc\u00e7 kablosu gerilim d\u00fc\u015f\u00fcm\u00fc \u00f6zeti\">\n<p class=\"tf-hz-eyebrow\">U\u00e7ak yer g\u00fc\u00e7 beslemesi<\/p>\n<div class=\"tf-hz-lede\">\n<p><strong>400 Hz yer g\u00fc\u00e7 kablosundaki gerilim d\u00fc\u015f\u00fcm\u00fc, ayn\u0131 kablonun 50 veya 60 Hz&#039;deki d\u00fc\u015f\u00fcm\u00fcnden \u00e7ok daha y\u00fcksektir \u00e7\u00fcnk\u00fc end\u00fcktif reaktans\u0131 frekansla orant\u0131l\u0131 olarak artar: 50 Hz de\u011ferinin yakla\u015f\u0131k 8 kat\u0131 ve 60 Hz de\u011ferinin 6.7 kat\u0131. U\u00e7aklar i\u00e7in kullan\u0131lan kesitlerdeki iletkenlerde reaktans zaten diren\u00e7ten b\u00fcy\u00fckt\u00fcr.<\/strong> Bunun \u00fc\u00e7 pratik sonucu vard\u0131r. Daha b\u00fcy\u00fck bir iletken, \u015febeke frekans\u0131nda sa\u011flayaca\u011f\u0131ndan \u00e7ok daha az fayda sa\u011flar, iletkenlerin yerle\u015fimi kesitleri kadar \u00f6nemlidir ve kablonun uzunlu\u011fu u\u00e7ak konnekt\u00f6r\u00fcnde gereken gerilime g\u00f6re kontrol edilmelidir.<\/p>\n<\/div>\n<div class=\"tf-hz-facts\" aria-label=\"Temel bilgiler\">\n<div class=\"tf-hz-fact\"><span>400 Hz&#039;de reaktans<\/span><strong>50 Hz de\u011ferinin 8 kat\u0131, 60 Hz de\u011ferinin 6.7 kat\u0131<\/strong><\/div>\n<div class=\"tf-hz-fact\"><span>115\/200 V&#039;ta 90 kVA<\/span><strong>Faz ba\u015f\u0131na yakla\u015f\u0131k 261 A<\/strong><\/div>\n<div class=\"tf-hz-fact\"><span>Gerilimin \u00f6l\u00e7\u00fcld\u00fc\u011f\u00fc yer<\/span><strong>U\u00e7ak konnekt\u00f6r\u00fcnde, ISO 6858<\/strong><\/div>\n<div class=\"tf-hz-fact\"><span>Burada en d\u00fc\u015f\u00fck reaktansl\u0131 d\u00fczen<\/span><strong>Bir n\u00f6tr\u00fcn \u00e7evresinde alt\u0131 iletken<\/strong><\/div>\n<\/p><\/div>\n<\/section>\n<nav class=\"tf-hz-toc\" aria-label=\"Bu sayfada\">\n    <strong>Bu sayfada<\/strong><\/p>\n<ol>\n<li><a href=\"#why\">D\u00fc\u015f\u00fcm neden bu kadar b\u00fcy\u00fck<\/a><\/li>\n<li><a href=\"#bigger\">Daha kal\u0131n bak\u0131r neden az i\u015fe yarar<\/a><\/li>\n<li><a href=\"#budget\">Ne kadar gerilim kaybedilebilir<\/a><\/li>\n<li><a href=\"#calculate\">D\u00fc\u015f\u00fcm nas\u0131l hesaplan\u0131r<\/a><\/li>\n<li><a href=\"#construction\">D\u00f6rt demet mi, yedi iletken mi<\/a><\/li>\n<li><a href=\"#length\">Uygulamada kablo uzunlu\u011fu<\/a><\/li>\n<li><a href=\"#enquiry\">Kontrol i\u00e7in neler g\u00f6nderilmeli<\/a><\/li>\n<li><a href=\"#faq\">Sorular<\/a><\/li>\n<\/ol>\n<\/nav>\n<h2 id=\"why\">400 Hz kabloda gerilim d\u00fc\u015f\u00fcm\u00fc neden bu kadar daha fazlad\u0131r?<\/h2>\n<p>End\u00fcktif reaktans X = 2\u03c0fL&#039;dir; dolay\u0131s\u0131yla ayn\u0131 kablo ve ayn\u0131 L end\u00fcktans\u0131 ile f frekans\u0131yla do\u011fru orant\u0131l\u0131 olarak artar. 50 Hz&#039;den 400 Hz&#039;e ge\u00e7mek onu 8 ile, 60 Hz&#039;den ge\u00e7mek ise 6.7 ile \u00e7arpar. <a href=\"https:\/\/www.iso.org\/standard\/64893.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO 6858<\/a> u\u00e7ak yer g\u00fcc\u00fc i\u00e7in 400 Hz&#039;de \u00fc\u00e7 fazl\u0131 115\/200 V veya 230\/400 V \u00f6ng\u00f6r\u00fcr; bu nedenle b\u00fcy\u00fck bir u\u00e7ak y\u00fck\u00fc bu reaktanstan d\u00fc\u015f\u00fck gerilim ve y\u00fcksek ak\u0131mla ge\u00e7er. ABD Savunma Bakanl\u0131\u011f\u0131&#039;n\u0131n u\u00e7ak g\u00fcc\u00fcne ili\u015fkin tasar\u0131m kriterleri UFC 3-555-01 (burada Mart 2024 bask\u0131s\u0131ndan al\u0131nt\u0131lanm\u0131\u015ft\u0131r; Temmuz 2026&#039;da bir revizyon yay\u0131mlanm\u0131\u015ft\u0131r) ayn\u0131 noktaya dikkat \u00e7eker: gerilim d\u00fc\u015f\u00fcm\u00fcn\u00fcn end\u00fcktif k\u0131sm\u0131, 60 Hz sisteme g\u00f6re kabaca yedi kat daha b\u00fcy\u00fckt\u00fcr.<\/p>\n<p>Tablo, bu belgedeki 400 Hz de\u011ferlerini kullan\u0131r; bunlar havadaki tekli THHN bak\u0131r iletkenlere ili\u015fkin 1972 tarihli bir tablodan gelir. Bu de\u011ferler bir u\u00e7ak kablosunu de\u011fil o teli tan\u0131mlar, ancak \u00f6nemli olan oranlard\u0131r. 60 Hz&#039;de bu kesitlerin reaktans\u0131 direncin epey alt\u0131nda veya ona yak\u0131n kal\u0131r. 400 Hz&#039;de ise her sat\u0131rda diren\u00e7ten b\u00fcy\u00fckt\u00fcr.<\/p>\n<table>\n<caption>Kilometre ba\u015f\u0131na diren\u00e7 ve reaktans, havada tekli THHN bak\u0131r iletkenler (UFC 3-555-01 Tablo A-1&#039;den)<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">\u0130letken kesiti<\/th>\n<th scope=\"col\">400 Hz&#039;de AC diren\u00e7, \u03a9\/km<\/th>\n<th scope=\"col\">60 Hz&#039;de reaktans, \u03a9\/km<\/th>\n<th scope=\"col\">400 Hz&#039;de reaktans, \u03a9\/km<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>1\/0 AWG<\/td>\n<td>0.445<\/td>\n<td>0.107<\/td>\n<td>0.715<\/td>\n<\/tr>\n<tr>\n<td>2\/0 AWG<\/td>\n<td>0.379<\/td>\n<td>0.105<\/td>\n<td>0.701<\/td>\n<\/tr>\n<tr>\n<td>4\/0 AWG<\/td>\n<td>0.278<\/td>\n<td>0.102<\/td>\n<td>0.681<\/td>\n<\/tr>\n<tr>\n<td>500 kcmil<\/td>\n<td>0.180<\/td>\n<td>0.097<\/td>\n<td>0.648<\/td>\n<\/tr>\n<tr>\n<td>1000 kcmil<\/td>\n<td>0.123<\/td>\n<td>0.095<\/td>\n<td>0.634<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Diren\u00e7 de frekansla artar, \u00e7\u00fcnk\u00fc deri ve yak\u0131nl\u0131k etkileri ak\u0131m\u0131 iletkenin bir b\u00f6l\u00fcm\u00fcne do\u011fru iter. Yer g\u00fcc\u00fcnde kullan\u0131lan kesitlerde bu, reaktanstaki sekiz katl\u0131k art\u0131\u015ftan daha k\u00fc\u00e7\u00fck bir de\u011fi\u015fimdir, ancak veri sayfas\u0131ndaki DC direncin, direncin alabilece\u011fi en d\u00fc\u015f\u00fck de\u011fer oldu\u011fu ve i\u015fletmedeki de\u011feri olmad\u0131\u011f\u0131 anlam\u0131na gelir.<\/p>\n<h2 id=\"bigger\">Daha b\u00fcy\u00fck bir iletken neden bunu \u00e7\u00f6zmez?<\/h2>\n<p>Daha b\u00fcy\u00fck bir iletken direnci d\u00fc\u015f\u00fcr\u00fcr ancak end\u00fcktans\u0131 neredeyse de\u011fi\u015ftirmez; 400 Hz&#039;de bask\u0131n olan da end\u00fcktanst\u0131r. Yukar\u0131daki tabloda 4\/0 AWG&#039;den 1000 kcmil&#039;e ge\u00e7mek 4.7 kat bak\u0131r demektir. Diren\u00e7 yar\u0131n\u0131n alt\u0131na d\u00fc\u015fer, ancak reaktans yaln\u0131zca yakla\u015f\u0131k y\u00fczde 7 azal\u0131r. 0.8 g\u00fc\u00e7 fakt\u00f6r\u00fcnde gerilim d\u00fc\u015f\u00fcm\u00fc yaln\u0131zca yakla\u015f\u0131k y\u00fczde 24 azal\u0131rken, kablo apron \u00fczerinde s\u00fcr\u00fcklemek i\u00e7in \u00e7ok daha a\u011f\u0131r ve sert h\u00e2le gelir.<\/p>\n<p>400 Hz kabloyu yaln\u0131zca bir ak\u0131m tablosuna g\u00f6re boyutland\u0131rman\u0131n yanl\u0131\u015f sonu\u00e7 vermesinin nedeni budur. Ak\u0131m\u0131 a\u015f\u0131r\u0131 \u0131s\u0131nmadan ta\u015f\u0131yan bir kesit yine de u\u00e7a\u011f\u0131 yetersiz gerilimle b\u0131rakabilir; \u015febeke frekans\u0131ndaki ola\u011fan \u00e7\u00f6z\u00fcm olan bir \u00fcst kesite ge\u00e7mek ise pek az fayda sa\u011flar. End\u00fcktans\u0131 azaltmak, ak\u0131m\u0131 gidi\u015f ve d\u00f6n\u00fc\u015fte ta\u015f\u0131yan iletkenleri birbirine yakla\u015ft\u0131rmak veya her faz\u0131 birden fazla iletkene payla\u015ft\u0131rmak demektir.<\/p>\n<h2 id=\"budget\">Kablo ne kadar gerilim kaybedebilir?<\/h2>\n<p>ISO 6858, elektriksel \u00f6zellikleri yer g\u00fc\u00e7 \u00fcnitesinin \u00e7\u0131k\u0131\u015f terminallerinde de\u011fil u\u00e7ak ba\u011flant\u0131 konnekt\u00f6r\u00fcnde tan\u0131mlar; dolay\u0131s\u0131yla kablonun kaybetti\u011fi her \u015fey marjdan gider. Standart, yer g\u00fc\u00e7 tesisinde bir hat d\u00fc\u015f\u00fcm\u00fc kompanzasyonu \u00f6zelli\u011fi ister; bu \u00f6zellik, konnekt\u00f6rdeki gerilim s\u0131n\u0131rlar\u0131 i\u00e7inde kals\u0131n diye \u00e7\u0131k\u0131\u015f gerilimini ak\u0131mla orant\u0131l\u0131 olarak y\u00fckseltir.<\/p>\n<p>UFC 3-555-01, asker\u00ee 400 Hz sistemler i\u00e7in hesaplanm\u0131\u015f bir de\u011fer verir: kaynakta 120 V mevcut ve u\u00e7akta en az 113 V gerekli oldu\u011funda, kaybedilebilecek en y\u00fcksek de\u011fer faz ba\u015f\u0131na 7 V&#039;tur. Ar\u015fivlenmi\u015f \u00f6nceki belge 113 V&#039;un nereden geldi\u011fini a\u00e7\u0131klar: MIL-STD-704 kapsam\u0131nda u\u00e7ak i\u00e7inde en az 108 V ile u\u00e7ak i\u00e7indeki d\u00fc\u015f\u00fcm i\u00e7in bir pay. Bunlar ABD asker\u00ee tasar\u0131m de\u011ferleridir; bu nedenle y\u00f6ntemin bir \u00f6rne\u011fi olarak kullan\u0131n, sivil bir projenin de\u011ferlerini ise o projenin \u015fartnamesinden ve ekipman \u00fcreticisinden al\u0131n.<\/p>\n<p>Kompanzasyon, kabloyu kontrol etme gere\u011fini ortadan kald\u0131rmaz. Kompanzat\u00f6r\u00fcn bilinen bir kablo empedans\u0131na g\u00f6re ayarlanmas\u0131 gerekir; ayn\u0131 ar\u015fiv belgesi a\u015f\u0131r\u0131 kompanzasyonun yetersiz kompanzasyon kadar k\u00f6t\u00fc olabilece\u011fi konusunda uyar\u0131r ve y\u00fcks\u00fcz durumda en fazla 118 V ister. Bir kabloya g\u00f6re ayarlanm\u0131\u015f kompanzat\u00f6r, daha uzun veya farkl\u0131 bir yedek kabloya uymayabilir.<\/p>\n<h2 id=\"calculate\">400 Hz kabloda gerilim d\u00fc\u015f\u00fcm\u00fc nas\u0131l hesaplan\u0131r?<\/h2>\n<p>D\u00fc\u015f\u00fcm\u00fc hesaplamak i\u00e7in hat ak\u0131m\u0131n\u0131 kablo uzunlu\u011fuyla ve g\u00fc\u00e7 fakt\u00f6r\u00fcne g\u00f6re a\u011f\u0131rl\u0131kland\u0131r\u0131lm\u0131\u015f birim uzunluk ba\u015f\u0131na diren\u00e7 ve reaktansla \u00e7arp\u0131n. Bu, dengeli \u00fc\u00e7 fazl\u0131 y\u00fck i\u00e7in standart yakla\u015f\u0131md\u0131r; reaktans 400 Hz&#039;e g\u00f6re hesaplan\u0131r:<\/p>\n<p class=\"tf-hz-formula\">Faz-n\u00f6tr d\u00fc\u015f\u00fcm\u00fc \u2248 I \u00d7 uzunluk \u00d7 (R cos \u03c6 + X sin \u03c6)<\/p>\n<p>Burada I hat ak\u0131m\u0131, R ve X birim uzunluk ve faz ba\u015f\u0131na de\u011ferler, \u03c6 ise y\u00fck a\u00e7\u0131s\u0131d\u0131r. UFC 3-555-01 daha tam olan I \u00d7 |Z| bi\u00e7imini kullan\u0131r; bu, biraz daha y\u00fcksek ve daha temkinli bir de\u011fer verir. 115\/200 V&#039;ta 90 kVA&#039;l\u0131k bir besleme 90 000 \u00f7 (3 \u00d7 115), yani faz ba\u015f\u0131na yakla\u015f\u0131k 261 A \u00e7eker ve biz ISO 6858&#039;in ana kaynak t\u00fcr\u00fc i\u00e7in listeledi\u011fi aral\u0131\u011f\u0131n alt ucu olan 0.8 end\u00fcktif g\u00fc\u00e7 fakt\u00f6r\u00fcn\u00fc kullan\u0131yoruz.<\/p>\n<p>Tablo, faz ba\u015f\u0131na ayn\u0131 70 mm\u00b2 bak\u0131ra sahip iki yap\u0131y\u0131 kar\u015f\u0131la\u015ft\u0131r\u0131r. Diren\u00e7, 70 \u00b0C iletken s\u0131cakl\u0131\u011f\u0131na d\u00fczeltilmi\u015f IEC 60228 S\u0131n\u0131f 5 azami de\u011feridir; 400 Hz&#039;deki ek deri etkisi d\u00e2hil de\u011fildir. Reaktans, fabrikam\u0131zda bu iki yap\u0131 \u00fczerinde \u00f6l\u00e7\u00fclen de\u011ferdir; yedi iletkenli kabloda her faz\u0131n iki iletkeni kar\u015f\u0131l\u0131kl\u0131 yerle\u015ftirilmi\u015ftir. D\u00fc\u015f\u00fcmler, bu de\u011ferlerden yaln\u0131zca bu y\u00fck i\u00e7in hesaplanm\u0131\u015ft\u0131r.<\/p>\n<table>\n<caption>261 A ve 0.8 g\u00fc\u00e7 fakt\u00f6r\u00fcnde faz ba\u015f\u0131na hesaplanan gerilim d\u00fc\u015f\u00fcm\u00fc<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Yap\u0131<\/th>\n<th scope=\"col\">70 \u00b0C&#039;de R, faz ba\u015f\u0131na \u03a9\/km<\/th>\n<th scope=\"col\">400 Hz&#039;de X, faz ba\u015f\u0131na \u03a9\/km<\/th>\n<th scope=\"col\">15 m<\/th>\n<th scope=\"col\">28 m<\/th>\n<th scope=\"col\">32 m<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>4 \u00d7 70 mm\u00b2 tek damarl\u0131 demetler<\/td>\n<td>0.325<\/td>\n<td>yakla\u015f\u0131k 0.87<\/td>\n<td>3.1 V<\/td>\n<td>5.7 V<\/td>\n<td>6.5 V<\/td>\n<\/tr>\n<tr>\n<td>7 \u00d7 35 mm\u00b2, faz ba\u015f\u0131na iki iletken<\/td>\n<td>0.331<\/td>\n<td>yakla\u015f\u0131k 0.36<\/td>\n<td>1.9 V<\/td>\n<td>3.5 V<\/td>\n<td>4.0 V<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Bu dengeli durumda n\u00f6trden ak\u0131m ge\u00e7mez. Dengesiz bir y\u00fck, konnekt\u00f6rler ve d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fc ile kablo aras\u0131ndaki sabit besleme hatlar\u0131 bu de\u011ferlere eklenir; bu nedenle pay b\u0131rak\u0131n ve kendi uzunluklar\u0131n\u0131z ile y\u00fck\u00fcn\u00fcz i\u00e7in hesap isteyin.<\/p>\n<h2 id=\"construction\">D\u00f6rt tek damarl\u0131 demet mi, yedi iletkenli kablo mu?<\/h2>\n<p>Ayn\u0131 bak\u0131rla yedi iletkenli d\u00fczenin reaktans\u0131 \u00e7ok daha d\u00fc\u015f\u00fckt\u00fcr: \u00f6l\u00e7\u00fcmlerimizde yakla\u015f\u0131k 2.4 kat daha d\u00fc\u015f\u00fck ve bu y\u00fckte yakla\u015f\u0131k y\u00fczde 40 daha az gerilim d\u00fc\u015f\u00fcm\u00fc. Her faz\u0131 merkez\u00ee bir n\u00f6tr\u00fcn kar\u015f\u0131l\u0131kl\u0131 iki yan\u0131na yerle\u015ftirilen iki iletkene b\u00f6lmek, faz\u0131n olu\u015fturdu\u011fu manyetik alan\u0131 azalt\u0131r ve fazlar\u0131 t\u00fcm uzunluk boyunca birbirine yak\u0131n tutar. ABD asker\u00ee kriterleri 400 Hz u\u00e7ak g\u00fc\u00e7 kablolar\u0131 i\u00e7in bu d\u00fczeni belirtir: merkez\u00ee bir n\u00f6tr\u00fcn \u00e7evresine helisel olarak sar\u0131lm\u0131\u015f, faz ba\u015f\u0131na iki olmak \u00fczere alt\u0131 g\u00fc\u00e7 iletkeni ile alt\u0131 kontrol iletkeni i\u00e7eren SAE AS7974 ve AS5756\/6 kablo.<\/p>\n<figure class=\"tf-hz-diagram\">\n    <svg viewbox=\"0 0 880 330\" role=\"img\" aria-labelledby=\"tf-hz-d-title tf-hz-d-desc\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" font-family=\"Arial, Helvetica, sans-serif\">\n      <title id=\"tf-hz-d-title\">\u0130ki 400 Hz kablo yap\u0131s\u0131n\u0131n iletken d\u00fczeni ve \u00f6l\u00e7\u00fclen reaktans\u0131<\/title>\n      <desc id=\"tf-hz-d-desc\">D\u00f6rt tek damarl\u0131 demette faz ba\u015f\u0131na bir adet 70 mm\u00b2 iletken bulunur ve 400 Hz&#039;de \u00f6l\u00e7\u00fclen reaktans kilometre ba\u015f\u0131na yakla\u015f\u0131k 0.87 ohm&#039;dur. Yedi iletkenli kabloda faz ba\u015f\u0131na merkez\u00ee bir n\u00f6tr\u00fcn \u00e7evresinde kar\u015f\u0131l\u0131kl\u0131 duran iki adet 35 mm\u00b2 iletken bulunur ve \u00f6l\u00e7\u00fclen reaktans kilometre ba\u015f\u0131na yakla\u015f\u0131k 0.36 ohm&#039;dur.<\/desc>\n      <rect x=\"10\" y=\"10\" width=\"420\" height=\"310\" rx=\"10\" fill=\"#fff9e0\" stroke=\"#e0c35a\"\/>\n      <rect x=\"450\" y=\"10\" width=\"420\" height=\"310\" rx=\"10\" fill=\"#eef4f9\" stroke=\"#9fb6cb\"\/>\n      <text x=\"220\" y=\"42\" text-anchor=\"middle\" font-size=\"18\" font-weight=\"700\" fill=\"#172c42\">4 \u00d7 70 mm\u00b2 tek damarl\u0131 demetler<\/text>\n      <text x=\"660\" y=\"42\" text-anchor=\"middle\" font-size=\"18\" font-weight=\"700\" fill=\"#172c42\">N\u00f6tr \u00e7evresinde 7 \u00d7 35 mm\u00b2<\/text>\n      <g font-size=\"15\" font-weight=\"700\" text-anchor=\"middle\" fill=\"#fff\">\n        <circle cx=\"180\" cy=\"110\" r=\"38\" fill=\"#a0522d\"\/><text x=\"180\" y=\"116\">L1<\/text>\n        <circle cx=\"260\" cy=\"110\" r=\"38\" fill=\"#222\"\/><text x=\"260\" y=\"116\">L2<\/text>\n        <circle cx=\"260\" cy=\"190\" r=\"38\" fill=\"#777\"\/><text x=\"260\" y=\"196\">L3<\/text>\n        <circle cx=\"180\" cy=\"190\" r=\"38\" fill=\"#2f6fb5\"\/><text x=\"180\" y=\"196\">N<\/text>\n      <\/g>\n      <g font-size=\"14\" font-weight=\"700\" text-anchor=\"middle\" fill=\"#fff\">\n        <circle cx=\"660\" cy=\"150\" r=\"27\" fill=\"#2f6fb5\"\/><text x=\"660\" y=\"155\">N<\/text>\n        <circle cx=\"720\" cy=\"150\" r=\"27\" fill=\"#a0522d\"\/><text x=\"720\" y=\"155\">L1<\/text>\n        <circle cx=\"690\" cy=\"98\" r=\"27\" fill=\"#222\"\/><text x=\"690\" y=\"103\">L2<\/text>\n        <circle cx=\"630\" cy=\"98\" r=\"27\" fill=\"#777\"\/><text x=\"630\" y=\"103\">L3<\/text>\n        <circle cx=\"600\" cy=\"150\" r=\"27\" fill=\"#a0522d\"\/><text x=\"600\" y=\"155\">L1<\/text>\n        <circle cx=\"630\" cy=\"202\" r=\"27\" fill=\"#222\"\/><text x=\"630\" y=\"207\">L2<\/text>\n        <circle cx=\"690\" cy=\"202\" r=\"27\" fill=\"#777\"\/><text x=\"690\" y=\"207\">L3<\/text>\n      <\/g>\n      <text x=\"220\" y=\"262\" text-anchor=\"middle\" font-size=\"15\" fill=\"#26323d\">Faz ba\u015f\u0131na bir iletken<\/text>\n      <text x=\"660\" y=\"262\" text-anchor=\"middle\" font-size=\"15\" fill=\"#26323d\">Faz ba\u015f\u0131na iki iletken, kar\u015f\u0131l\u0131kl\u0131<\/text>\n      <text x=\"220\" y=\"294\" text-anchor=\"middle\" font-size=\"16\" font-weight=\"700\" fill=\"#8a3b12\">400 Hz&#039;de X \u2248 0.87 \u03a9\/km<\/text>\n      <text x=\"660\" y=\"294\" text-anchor=\"middle\" font-size=\"16\" font-weight=\"700\" fill=\"#2e7d32\">400 Hz&#039;de X \u2248 0.36 \u03a9\/km<\/text>\n    <\/svg><figcaption>\u00d6l\u00e7eksiz \u015fema. Reaktans de\u011ferleri, fabrikam\u0131zda \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr; her iki yap\u0131da da faz ba\u015f\u0131na 70 mm\u00b2 bak\u0131r vard\u0131r.<\/figcaption><\/figure>\n<p>D\u00fc\u015f\u00fck reaktans tek gereklilik de\u011fildir. 4\u00d7(1\u00d770+4\u00d71) gibi tek damarl\u0131 demetler pit sistemlerinde ve mobil \u00fcnitelerde kullan\u0131l\u0131r: her damar\u0131n kendi k\u0131l\u0131f\u0131 vard\u0131r, ayr\u0131 ayr\u0131 ta\u015f\u0131n\u0131p sonland\u0131r\u0131labilir ve 1 mm\u00b2 kontrol damarlar\u0131 g\u00fc\u00e7 damarlar\u0131n\u0131n i\u00e7inden ge\u00e7er. Yay\u0131mlanm\u0131\u015f SAB Br\u00f6ckskes katalo\u011fu, tek bir \u00fcreticinin \u00fcr\u00fcn gam\u0131ndaki iki bi\u00e7im i\u00e7in yararl\u0131 bir kar\u015f\u0131la\u015ft\u0131rma sunar: 4 \u00d7 (70 + 4 \u00d7 1) kablosu i\u00e7in yakla\u015f\u0131k 46.1 mm d\u0131\u015f \u00e7ap ve 3 461 kg\/km; 7 \u00d7 35 + 6 \u00d7 4 \u00d7 1 i\u00e7in ise 42 ila 44 mm ve yakla\u015f\u0131k 3 320 kg\/km. Ba\u015fka bir deyi\u015fle, yedi iletkenli bi\u00e7im ayn\u0131 bak\u0131r i\u00e7in daha a\u011f\u0131r de\u011fildir. Se\u00e7im \u00e7al\u0131\u015fma ko\u015fullar\u0131na, konnekt\u00f6re ve kablonun nas\u0131l depoland\u0131\u011f\u0131na ba\u011fl\u0131d\u0131r; bunu <a href=\"https:\/\/tebaoflex-cable.com\/tr\/solutions\/airport-ground-power\/\">havaliman\u0131 yer g\u00fc\u00e7 kablosu k\u0131lavuzumuz<\/a> uygulamaya g\u00f6re ortaya koyar.<\/p>\n<figure class=\"tebaoflex-tab-image wp-block-image size-large\">\n    <img loading=\"lazy\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/11\/400-hz-cable-constructions-four-bundle-four-core-seven-core.webp\" alt=\"\u00dc\u00e7 400 Hz kablonun kesik u\u00e7lar\u0131: her g\u00fc\u00e7 damar\u0131n\u0131n i\u00e7inde kontrol damarlar\u0131 bulunan sar\u0131 tek damarl\u0131 demet, damarlar aras\u0131nda kontrol gruplar\u0131 bulunan turuncu d\u00f6rt damarl\u0131 kablo ve mavi bir n\u00f6tr\u00fcn \u00e7evresinde alt\u0131 g\u00fc\u00e7 iletkeni bulunan siyah kablo\" width=\"1920\" height=\"640\" decoding=\"async\"><figcaption>Fabrika numunelerimizden \u00fc\u00e7 yer g\u00fc\u00e7 yap\u0131s\u0131. Solda: sar\u0131 4\u00d7(1\u00d770+4\u00d71) demet. Ortada: g\u00fc\u00e7 damarlar\u0131 aras\u0131nda kontrol gruplar\u0131 bulunan turuncu d\u00f6rt damarl\u0131 kablo. Sa\u011fda: mavi merkez\u00ee n\u00f6trl\u00fc siyah 7\u00d735 mm\u00b2 kablo.<\/figcaption><\/figure>\n<p>Hangi bi\u00e7imi se\u00e7erseniz se\u00e7in, iletkenleri yak\u0131n tutun ve \u00e7elikten uzak tutun. Demetler uzunluk boyunca b\u00fck\u00fcl\u00fc veya bantl\u0131 olarak bir arada kalmal\u0131d\u0131r, \u00e7\u00fcnk\u00fc birbirinden ayr\u0131lmalar\u0131 end\u00fcktans\u0131 art\u0131r\u0131r. Ar\u015fivlenmi\u015f UFC ve sekt\u00f6r bas\u0131n\u0131, iletkenlerin yak\u0131n\u0131ndaki manyetik malzemelerin 400 Hz&#039;de direnci ve end\u00fcktans\u0131 daha da art\u0131rd\u0131\u011f\u0131 konusunda uyar\u0131r; bu nedenle m\u00fcmk\u00fcn olan yerlerde bu kablolar\u0131 \u00e7elik borudan veya \u00e7elik yap\u0131lar boyunca ge\u00e7irmeyin. Kar\u015f\u0131la\u015ft\u0131rabilece\u011finiz \u00fcr\u00fcnlerimiz: <a href=\"https:\/\/tebaoflex-cable.com\/tr\/product\/7-core-400hz-ground-power-cable\/\">7 damarl\u0131 400 Hz yer g\u00fc\u00e7 kablosu<\/a> ve <a href=\"https:\/\/tebaoflex-cable.com\/tr\/product\/400hz-aircraft-ground-power-cable\/\">400 Hz u\u00e7ak yer g\u00fc\u00e7 kablosu<\/a> (tek damarl\u0131 bi\u00e7im i\u00e7in).<\/p>\n<h2 id=\"length\">400 Hz yer g\u00fc\u00e7 kablosu ne kadar uzun olabilir?<\/h2>\n<p>Tek bir s\u0131n\u0131r yoktur, \u00e7\u00fcnk\u00fc uzunluk y\u00fcke, yap\u0131ya ve kompanzasyona ba\u011fl\u0131d\u0131r. 7 V \u00f6rne\u011fi, 261 A&#039;de metre ba\u015f\u0131na d\u00fc\u015f\u00fcme b\u00f6l\u00fcnd\u00fc\u011f\u00fcnde 4 \u00d7 70 mm\u00b2 kablo i\u00e7in yakla\u015f\u0131k 34 m, 7 \u00d7 35 mm\u00b2 kablo i\u00e7in yakla\u015f\u0131k 56 m elde edilir; konnekt\u00f6rler, dengesizlik ve herhangi bir pay bunlara d\u00e2hil de\u011fildir. Uygulamada uzunluk, u\u00e7a\u011f\u0131n konumuna ve besleme noktas\u0131na g\u00f6re belirlenir. UFC 3-555-01, Deniz Kuvvetleri ve Deniz Piyadeleri projelerinde 90 kW d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcler i\u00e7in 32 m&#039;lik 260 A kablo setleri, 45 kW d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcler i\u00e7in 27 veya 32 m&#039;lik 180 A kablo setleri kullan\u0131r; Kara Kuvvetleri projelerinde ise 9.1 ila 30.5 m&#039;nin u\u00e7akla koordine edilmesini ister.<\/p>\n<figure class=\"tebaoflex-tab-image wp-block-image size-large\">\n    <img loading=\"lazy\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/11\/400-hz-ground-power-cable-on-airport-apron.webp\" alt=\"Havaliman\u0131 apronunda yolcu k\u00f6pr\u00fcs\u00fc \u00fcnitesinden park h\u00e2lindeki bir yolcu u\u00e7a\u011f\u0131na serilmi\u015f turuncu TEBAOFLEX yer g\u00fc\u00e7 kablosu\" width=\"1200\" height=\"1064\" decoding=\"async\"><figcaption>Yolcu k\u00f6pr\u00fcs\u00fcn\u00fcn alt\u0131ndaki \u00fcniteden u\u00e7a\u011fa uzanan yer g\u00fc\u00e7 kablomuz. Apron \u00fczerine serilen her metre d\u00fc\u015f\u00fcm\u00fc art\u0131r\u0131r.<\/figcaption><\/figure>\n<p>Uzunlu\u011fun ilk s\u0131rada geldi\u011fi \u00f6rnek: <a href=\"https:\/\/tebaoflex-cable.com\/tr\/cases\/400hz-ground-power-cable-airport-pit-system-russia\/\">bir havaliman\u0131 pit sistemi i\u00e7in 4\u00d7(1\u00d770+4\u00d71) sipari\u015fimiz<\/a>. Al\u0131c\u0131n\u0131n kablo setleri 15 m ve 28 m idi; yukar\u0131daki de\u011ferlere g\u00f6re bu iki uzunluk tam y\u00fckte yakla\u015f\u0131k 2.6 V farkl\u0131l\u0131k g\u00f6sterir. A\u015fa\u011f\u0131daki k\u0131sa video, bu d\u00f6rt demetli yap\u0131y\u0131 kablo ucundan ba\u015flayarak \u015fekillendirme ve k\u0131l\u0131f bask\u0131s\u0131 \u00fczerinden bitmi\u015f kabloya kadar g\u00f6sterir.<\/p>\n<figure class=\"tf-hz-video\">\n    <video controls preload=\"none\" playsinline poster=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/11\/400-hz-aircraft-ground-power-cable-video-poster.webp\" width=\"1280\" height=\"720\"><source src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/11\/400-hz-aircraft-ground-power-cable-4x-1x70-4x1-1.mp4\" type=\"video\/mp4\"><\/video><figcaption>4\u00d7(1\u00d770+4\u00d71) 400 Hz yer g\u00fc\u00e7 kablosu: yap\u0131, \u015fekillendirme, k\u0131l\u0131f bask\u0131s\u0131 ve bitmi\u015f kablo. 3B sahne bir ill\u00fcstrasyondur.<\/figcaption><\/figure>\n<h2 id=\"enquiry\">Gerilim d\u00fc\u015f\u00fcm\u00fc kontrol\u00fc i\u00e7in neler g\u00f6ndermelisiniz?<\/h2>\n<p>Yararl\u0131 bir kontrol i\u00e7in y\u00fck, her kablo uzunlu\u011fu, mevcut gerilim ve \u00e7al\u0131\u015fma ko\u015fullar\u0131 gerekir. Burada kar\u015f\u0131la\u015ft\u0131r\u0131lan yap\u0131lar\u0131 i\u00e7eren \u00fcr\u00fcn grubumuz: <a href=\"https:\/\/tebaoflex-cable.com\/tr\/products\/airport-ground-power-cables\/\">havaliman\u0131 yer g\u00fc\u00e7 kablosu yelpazesi<\/a>, eklemeniz gereken ayr\u0131nt\u0131lar ise \u015funlard\u0131r:<\/p>\n<ul>\n<li>U\u00e7ak veya y\u00fck: kVA ya da kW, g\u00fc\u00e7 fakt\u00f6r\u00fc ve fazlar aras\u0131ndaki dengesizlik.<\/li>\n<li>Her kablo setinin uzunlu\u011fu ve varsa d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcden ba\u011flant\u0131 noktas\u0131na kadar olan sabit besleme hatt\u0131.<\/li>\n<li>Kaynaktaki mevcut gerilim, kompanzasyon ayar\u0131 ve u\u00e7ak konnekt\u00f6r\u00fcnde gereken minimum gerilim.<\/li>\n<li>\u00c7al\u0131\u015fma ko\u015fullar\u0131: mobil \u00fcnite, pit sistemi, kablo makaras\u0131 veya sabit hat; konnekt\u00f6r tipi ve kontrol damar\u0131 say\u0131s\u0131yla birlikte.<\/li>\n<\/ul>\n<p>Bu de\u011ferlerle iletken d\u00fczeni bir katalog de\u011ferine g\u00f6re de\u011fil ger\u00e7ek uzunluklar\u0131n\u0131za g\u00f6re kontrol edilebilir. A\u011fustos 2026 itibar\u0131yla minimum sipari\u015f miktar\u0131 standart ve \u00f6zelle\u015ftirilmi\u015f yap\u0131lar i\u00e7in ayn\u0131 \u015fekilde 50 m&#039;dir ve teslim s\u00fcresi \u00fcr\u00fcn tipine, stok durumuna ve \u00f6zelle\u015ftirmeye ba\u011fl\u0131 olarak 7 ile 45 i\u015f g\u00fcn\u00fc aras\u0131ndad\u0131r. <a href=\"https:\/\/tebaoflex-cable.com\/tr\/contact-us\/#request-quote\">\u0130nceleme i\u00e7in kablo \u015fartnamenizi g\u00f6nderin<\/a>.<\/p>\n<h2 id=\"faq\">Sorular<\/h2>\n<h3>Gerilim d\u00fc\u015f\u00fcm\u00fc 400 Hz&#039;de neden 50 veya 60 Hz&#039;e g\u00f6re daha y\u00fcksektir?<\/h3>\n<p>Gerilim d\u00fc\u015f\u00fcm\u00fc 400 Hz&#039;de daha y\u00fcksektir \u00e7\u00fcnk\u00fc end\u00fcktif reaktans frekansla orant\u0131l\u0131 olarak artar: 50 Hz de\u011ferinin yakla\u015f\u0131k 8 kat\u0131 ve 60 Hz de\u011ferinin 6.7 kat\u0131. Yer g\u00fc\u00e7 kablolar\u0131nda kullan\u0131lan iletken kesitlerinde bu reaktans diren\u00e7ten b\u00fcy\u00fckt\u00fcr, bu nedenle d\u00fc\u015f\u00fcm\u00fcn b\u00fcy\u00fck b\u00f6l\u00fcm\u00fcn\u00fc o belirler.<\/p>\n<h3>400 Hz hesab\u0131 i\u00e7in 60 Hz kablo tablosu kullanabilir miyim?<\/h3>\n<p>Do\u011frudan kullanamazs\u0131n\u0131z. 60 Hz tablosundaki reaktans\u0131n 400\/60 ile \u00e7arp\u0131lmas\u0131 gerekir; 60 Hz diren\u00e7 de\u011feri ise deri ve yak\u0131nl\u0131k etkileri nedeniyle 400 Hz&#039;deki de\u011ferin alt\u0131nda kal\u0131r. \u015eebeke tablosundaki ak\u0131m de\u011ferlerinin de ayn\u0131 nedenle kontrol edilmesi gerekir.<\/p>\n<h3>Daha b\u00fcy\u00fck bir iletken 400 Hz gerilim d\u00fc\u015f\u00fcm\u00fcn\u00fc \u00e7\u00f6zer mi?<\/h3>\n<p>Yaln\u0131zca k\u0131smen. Daha b\u00fcy\u00fck bir iletken direnci d\u00fc\u015f\u00fcr\u00fcr ancak end\u00fcktans\u0131 neredeyse de\u011fi\u015ftirmez. UFC 3-555-01 tablosunda 4.7 kat bak\u0131r, 0.8 g\u00fc\u00e7 fakt\u00f6r\u00fcnde d\u00fc\u015f\u00fcm\u00fc yaln\u0131zca yakla\u015f\u0131k y\u00fczde 24 azalt\u0131r.<\/p>\n<h3>Hat d\u00fc\u015f\u00fcm\u00fc kompanzasyonu, kablo uzunlu\u011funun art\u0131k \u00f6nemli olmad\u0131\u011f\u0131 anlam\u0131na m\u0131 gelir?<\/h3>\n<p>Hay\u0131r. Hat d\u00fc\u015f\u00fcm\u00fc kompanzasyonu, beklenen d\u00fc\u015f\u00fcm\u00fc dengelemek i\u00e7in kaynak gerilimini y\u00fckseltir, ancak ger\u00e7ek kablo empedans\u0131na ve y\u00fcke g\u00f6re ayarlanmal\u0131d\u0131r. \u00c7ok daha uzun veya farkl\u0131 bir kablo, u\u00e7ak konnekt\u00f6r\u00fcndeki gerilimi fazla d\u00fc\u015f\u00fck b\u0131rakabilir; a\u015f\u0131r\u0131 kompanzasyon ise gerilimi fazla y\u00fckseltebilir.<\/p>\n<h3>U\u00e7ak konnekt\u00f6r\u00fcndeki gerilim ne olmal\u0131d\u0131r?<\/h3>\n<p>ISO 6858, u\u00e7ak ba\u011flant\u0131 konnekt\u00f6r\u00fcnde 400 Hz&#039;de \u00fc\u00e7 fazl\u0131 115\/200 V veya 230\/400 V \u00f6ng\u00f6r\u00fcr; s\u0131n\u0131rlar standartta verilmi\u015ftir. ABD asker\u00ee kriterleri, hesap \u00f6rneklerinde u\u00e7akta faz ba\u015f\u0131na en az 113 V kullan\u0131r. Sivil bir projenin de\u011ferini o projenin \u015fartnamesinden al\u0131n.<\/p>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>400 Hz yer g\u00fc\u00e7 kablosu neden bu kadar \u00e7ok gerilim kaybeder, daha kal\u0131n bak\u0131r neden neredeyse hi\u00e7 i\u015fe yaramaz, 90 kVA&#039;da hesaplanm\u0131\u015f d\u00fc\u015f\u00fcmler ve d\u00f6rt demetli ile yedi iletkenli yap\u0131lar\u0131n kar\u015f\u0131la\u015ft\u0131rmas\u0131.<\/p>","protected":false},"author":1,"featured_media":7031,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[621],"tags":[],"class_list":["post-7036","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cable-selection-engineering-guides"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/posts\/7036","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/comments?post=7036"}],"version-history":[{"count":3,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/posts\/7036\/revisions"}],"predecessor-version":[{"id":7042,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/posts\/7036\/revisions\/7042"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/media\/7031"}],"wp:attachment":[{"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/media?parent=7036"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/categories?post=7036"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/tr\/wp-json\/wp\/v2\/tags?post=7036"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}